{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2023-53049",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53049",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-05-02T15:55:05.568Z",
    "updatedAt": "2026-05-11T19:37:34.574Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "usb: ucsi: Fix NULL pointer deref in ucsi_connector_change()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: ucsi: Fix NULL pointer deref in ucsi_connector_change()\n\nWhen ucsi_init() fails, ucsi->connector is NULL, yet in case of\nucsi_acpi we may still get events which cause the ucs_acpi code to call\nucsi_connector_change(), which then derefs the NULL ucsi->connector\npointer.\n\nFix this by not setting ucsi->ntfy inside ucsi_init() until ucsi_init()\nhas succeeded, so that ucsi_connector_change() ignores the events\nbecause UCSI_ENABLE_NTFY_CONNECTOR_CHANGE is not set in the ntfy mask.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "bdc62f2bae8fb0e8e99574de5232f0a3c54a27df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a6adfe9bbd6ac11e398b54ccd99a0f8eea09f3c0"
            },
            {
              "version": "bdc62f2bae8fb0e8e99574de5232f0a3c54a27df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7dd27aed9c456670b3882877ef17a48195f21693"
            },
            {
              "version": "bdc62f2bae8fb0e8e99574de5232f0a3c54a27df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1c5abcb13491da8c049f20462189c12c753ba978"
            },
            {
              "version": "bdc62f2bae8fb0e8e99574de5232f0a3c54a27df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7ef0423e43f877a328454059d46763043ce3da44"
            },
            {
              "version": "bdc62f2bae8fb0e8e99574de5232f0a3c54a27df",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f87fb985452ab2083967103ac00bfd68fb182764"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.5",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "5.10.177",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.105",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.22",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}